Răspuns :
563:n=c1 rest 11 <=> 563=n·c1+11=> n·c1=552
761:n=c2 rest 17 <=> 761=n·c2+17 => n·c2=744
441:n=c3 rest 9 <=> 441=n·c3+9 => n·c3=432
n>17, impartitorul>restul
=> n=(552, 744, 432)=24
n=24
563, 761 si 441
D = I ×C + R
563 = I × C₁ + 11 ⇒ I × C₁ = 563 - 11 ⇒I × C₁ = 552
761 = I × C₂ + 17⇒ I × C₂ = 761 -17⇒ I × C₂ = 744
441 = I × C₃ + 9⇒ I × C₃ = 441 - 9⇒ I × C₃ = 432
I × C₁ = 552 = 2³ × 3× 23 = 24 × 23
I × C₂ = 744 = 2³ × 3 × 31 = 24 × 31
I × C₃ = 441 = 2² × 2² × 2 ×3² = 24 × 18
deci impartitorul este 24